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High Number Of Child Cursors With Literal Replacement Causing Library Cache Lock Contention (Doc ID 2359242.1)

Last updated on MARCH 03, 2022

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 12.1 to 12.2]
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


 In and a high library cache lock contention on $BUILD$ object for a non-shared cursor is encountered. Following symptoms are noticed:

AND "TABLE_A"."COLUMN1"='literal0001') OR ("TABLE_A"."COLUMN2" IS NOT NULL AND 0=:SYS_B_07 AND "TABLE_A"."COLUMN1"='literal0002'))))


 Upgrade to or version and use of  CURSOR_SHARING=FORCE


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